491100122202022 has 16 divisors (see below), whose sum is σ = 776356615047600. Its totient is φ = 232345762835040.

The previous prime is 491100122202013. The next prime is 491100122202043. The reversal of 491100122202022 is 220202221001194.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7794713629 + ... + 7794776632.

It is an arithmetic number, because the mean of its divisors is an integer number (48522288440475).

Almost surely, 2^{491100122202022} is an apocalyptic number.

491100122202022 is a deficient number, since it is larger than the sum of its proper divisors (285256492845578).

491100122202022 is a wasteful number, since it uses less digits than its factorization.

491100122202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15589491111.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 491100122202022 in words is "four hundred ninety-one trillion, one hundred billion, one hundred twenty-two million, two hundred two thousand, twenty-two".